Publications by authors named "Dogan Selcuk"

Beta-lactam antibiotics are the most common cause of hypersensitivity reactions to medications, followed by nonsteroidal anti-inflammatory drugs (NSAID). The aim of this study was to classify children with hypersensitivity reactions to nonsteroidal anti-inflammatory drugs (NSAID-H) according to the latest updates. ENDA recommendations were used to evaluate all patients with suspected NSAID-H.

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While it is known that immunoglobulin replacement therapy (IgRT) used in the treatment of primary immunodeficiency disorders (PIDs) can lead to the passive transfer of autoantibodies, there is no data indicating that these antibodies can cause clinical symptoms in patients. This study aimed to investigate the presence of autoantibodies and their clinical correlation in patients diagnosed with PIDs receiving IgRT. Paediatric patients who were diagnosed with PIDs, and administered IgRT at our immunology clinic between 1 January 2012 and 31 December 2021, were included in the study.

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Food allergy is an essential growing public health concern that affects the quality of life of children and their parents. This study aimed to identify the parents' awareness and daily practice about food labels and allergy warnings on packaged foods. The study investigated the parents of children with food allergies who applied to the pediatric allergy outpatient clinic between October 01, 2020 and March 30, 2021.

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Background: Preeclampsia is a cardiovascular (CV) disease risk factor, and lifestyle modifications are recommended. It was suggested that preeclampsia may increase the prevalence of various CV disease risk factors such as metabolic syndrome, hypertension, insulin resistance, microalbuminuria, and endothelial dysfunction, among others. Here, we investigate the role of serum uric acid in preeclampsia in the development of CV complications.

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Background/aims: Operative tumor or polypectomy site localization and synchronous colonic lesions are challenging problems especially in laparoscopic surgery. We designed this prospective study to determine the contributions of virtual colonoscopy to laparoscopic colorectal surgery.

Methodology: Virtual colonoscopy was performed in 40 consecutive patients who had undergone laparoscopic resection for colorectal neoplasm.

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Anal passage of a full-thickness infarcted colonic segment (so-called "cast") not accompanied by any features of acute peritonitis is a very rare occurrence and may be the main advertising manifestation of acute colonic ischemia. Most of the reported cases of acute colonic ischemia are secondary to abdominal aortic aneurysms and ensuing inferior mesenteric artery thrombosis or to the repair of these aneurysms. The preceding events causing ischemia in other cases are Hartmann reversal, rectal resection and colonic J-pouch construction, and acute pancreatitis.

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Background: Enteroclysis (EC) has been widely and successfully used for evaluation of the small bowel in adults for about 30 years. However, despite recently improved intubation and examination techniques, in many paediatric radiology centres it is still not the preferred conventional barium study for the evaluation of small bowel pathology in children.

Objective: To share our 10 years of experience and review the feasibility of EC in 83 older children and teenagers, in terms of both technique and pathological findings.

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Objective: The purpose of our study was to determine the breast radiation dose when performing routine thoracic multidetector computed tomography (MDCT). We also evaluated dose reduction and the effect on image quality of using a bismuth breast shield when performing thoracic MDCT.

Material And Methods: The dose reduction achievable by shielding the adult (18 years or older) female breasts was studied in 50 women who underwent routine thoracic MDCT.

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Paroxysmal nocturnal hemoglobinuria (PNH) is a clonal disorder of bone marrow. It is characterized by blood cells lacking membrane proteins that are normally attached by the glycosylphosphatidylinositol (GPI) anchor. The cellular defect arises in a hematopoetic stem cell and is due to somatic mutation of the Phosphatidylinositol-glycan protein-A gene (PIG-A gene), encoding a protein needed for the biosynthesis of the anchor GPI.

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Background/aims: To determine the sensitivity and specificity of multidetector computed tomography-based virtual colonoscopy for colorectal polyp detection by using conventional colonoscopy as the reference standard.

Methods: 48 patients with high risk for colorectal cancer underwent virtual colonoscopy followed by conventional colonoscopy. Examination results were compared with conventional colonoscopy, which served as the gold standard.

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A 53-year-old woman presented with the complaints of abdominal pain on right upper quadrant, nausea, vomiting, diarrhea, and loss of appetite. Her physical exam was unremarkable except for right upper quadrant tenderness. Abdominal ultrasound revealed a tubular, mobile, non-shadowing echogenic structure within the slightly dilated common bile duct.

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An internal abdominal herniation is the protrusion of a viscus through a normal or abnormal mesenteric or peritoneal aperture. Internal abdominal herniations can either be acquired through a trauma or surgical procedure, or constitutional and related to congenital peritoneal defects. Paraduodenal hernias are the most common type of internal abdominal hernias, accounting for over one-half of reported cases, and thus are a significant clinical entity.

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Gamna-Gandy bodies (siderotic nodules) represent organized foci of hemorrhage in the spleen that is caused by portal hypertension. Gamna-Gandy bodies contain hemosiderin, fibrous tissue, and calcium. Magnetic resonance imaging has been approved as the most sensitive imaging modality for the detection of these nodules due to their iron content.

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Hydatid cysts of the head and neck are rare, even in countries where echinococcal infestation is endemic. This report presents two patients with hydatid cyst, diagnosed using ultrasonography and computed tomography, in whom the cysts were located between the right cervical paravertebral muscles and below the superficial muscles of the right temporal region.

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Dicrocoelium dentriticum (D. dentriticum) is a liver fluke induced biliary obstruction. Infection usually occurs in herbivores such as sheep, goats and deer; human infection is very rarely encountered in clinical practice.

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We present the case of a 60-year-old man with persistent epistaxis for 20 days that had started 2 weeks after removal of a nasogastric tube placed for an abdominal operation. There was no pathologic finding at selective facial and internal maxillary artery injections. An injury to the ethmoidal branches of the ophthalmic arteries or other arterial origins of bleeding was suspected.

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Purpose: This study was conducted to evaluate the effect of various degrees of diffuse fatty infiltration of the liver on the hepatic artery resistance index.

Methods: One-hundred forty subjects were examined using standard color and spectral Doppler sonography protocols. Fatty infiltration of the liver was identified and graded sonographically.

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Multiple, symmetrical brain lesions affecting the bilateral thalami and cerebral white matter, which often show a concentric structure on CT and MR images, characterize acute necrotizing encephalopathy (ANE) of childhood. We describe the imaging findings of a 2-year-old child with ANE obtained with diffusion-weighted MR imaging. We discuss the significance of these findings, as well as the pathophysiology of ANE lesions, with reference to the appearance of the disease as revealed by diffusion-weighted MR imaging.

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Background/aims: The diagnostic value of enteroclysis in patients with obscure gastrointestinal bleeding of small bowel origin was evaluated. Further diagnostic approaches in patients in whom enteroclysis did not yield a source for bleeding are discussed.

Methods: A total of 62 patients with gastrointestinal bleeding of obscure origin were retrospectively evaluated by enteroclysis.

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Carotico-cavernous sinus fistula is a rare anomaly in infancy. We report a 3-month-old boy with progressive symptoms and threatened visual loss requiring urgent therapeutic intervention. Embolization using n-butyl 2-cyanoacrylate was performed with immediate and dramatic results.

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